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三、
MEAURING SYSTEM INSTRUCTIONS
Model
Items
Sigma 2008 B
Sigma 2008 B1
Working Freq.
60KHz and 500KHz, sine wave
60KHz sine wave
Measurement
range for
conductivity
0.51 %IACS to 112 %IACS, or 0.3 MS/m to 65 MS/m or
resistivity 0.01538 Ω·mm²/m
到
3.33333Ω·mm²/m
Resolution
0.1 %
~
0.001 %IACS
Measuring
precision
±1%(Temp.0
℃
~50
℃
),±0.5%
(
Temp. 20
℃)
Lift-off
compensation
0.5mm of φ14 probe; 0.2mm of φ8 probe;
Temp. Measuring
range
0
℃~
+80
℃(
Temp. resolution0.1
℃,
Temp. Measuring precision0.5
℃)
Auto.
Compensation
Testing result of conductivity adjusted to the value at temp. 20
℃
automatically
Working
environment
Temp. 0
℃~
+50
℃,
Related humidity 0
~
85%
(
Non-condensing
)
Display
Large screen LCD, with back-light designed, can display multiple items
of important parameter simultaneously
Power supply
Provided lithium ion battery of 3.7V
、
2200mA/h, continuous working
about 12hours
Probes
B type machine with diameter 14 mm working frequency of 60 KHz
and diameter 8mm working frequency of 500 KHz of a probe; B1 type
machine with a diameter of 14 mm working frequency of 60 KHz of a
probe. Probe can be Self replacement.
Temp. Probe
Hand-hold surface temperature sensor
Reading memory
Save 16000 sets of measuring date
PC
Communication
RS 232 interface, Baud rate: 2400bps; Date rate:8
Host weight
0.5KG
(
Including battery
)
Host size
220 mm×95 mm×55 mm
Shell
Plastic shell
Package and
protection
High impact-resistance, portable box made of aluminum alloy, and
instrument,
probe,
communication
cable,
operation
manual,
conductivity block, charger, instrument bracket, U-disk (or optical
disk).
Accessories
3 pieces of standard conductivity blocks, can provide more blocks for
customer choose.